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Tim Campbell
  • Member for 3 years, 2 months
  • Last seen more than a month ago
  • Michigan, Detroit, MI, USA
20 votes
Accepted

When the sun "enters" a constellation, doesn't it make it impossible to see that constellation?

10 votes
Accepted

Solar Analemma - but with a star instead

8 votes

When was it worked out/discovered that our sun can't go supernova?

7 votes
Accepted

Did the night sky ever change in recorded history?

6 votes

Why does this large Newtonian telescope's front cover have two or three holes in it?

6 votes

Is it true that we see the center of the milky-way for only half of the year?

6 votes
Accepted

Can a laser pointer ruin a long exposure photo?

5 votes

Seeing comet NEOWISE?

5 votes

My local night sky is so bright that I can only see the Moon, so would a low-cost telescope be any use?

5 votes

Astromaster Celestron 130 EQ

5 votes

How to view the surface of Mars with a 130 mm Newtonian?

4 votes
Accepted

Options for first time astrophotography w/ 80/900 refractor?

4 votes

What are some of the best astronomy gatherings in the USA?

3 votes

German equatorial mount

3 votes

How to install the Barlow lens on this telescope?

3 votes

Canon camera recommendation

3 votes

What kills us in the event of two galaxies combining?

3 votes

What is a good focal length for DSO

3 votes
Accepted

Are telescope eyepieces ever made with a diopter adjustment (similar to DSLRs)?

2 votes
Accepted

Telescope lens problem when cold

2 votes

Camera adaptor won't focus

2 votes

Quantum tunneling in black holes

1 vote

Difference between zone time and local sidereal time?

1 vote

Meade ETX-90 with computerized mount slews too far during auto-alignment

1 vote
Accepted

Celestron C14 collimation and cleaning

0 votes

What's the difference between a Newtonian telescope and a regular telescope